CN100571837C - A kind of radical sedimentation basin with multiple layer settlement plate - Google Patents
A kind of radical sedimentation basin with multiple layer settlement plate Download PDFInfo
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- CN100571837C CN100571837C CNB200710179214XA CN200710179214A CN100571837C CN 100571837 C CN100571837 C CN 100571837C CN B200710179214X A CNB200710179214X A CN B200710179214XA CN 200710179214 A CN200710179214 A CN 200710179214A CN 100571837 C CN100571837 C CN 100571837C
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- settlement plate
- sedimentation basin
- plate
- multiple layer
- settling tank
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Abstract
The invention discloses a kind of radical sedimentation basin, belong to the agricultural engineering technology field with multiple layer settlement plate.Technical scheme comprises the settling tank main body, be located at water leg, the clear water pipe on settling tank main body top, be located at the water inlet pipe of settling tank lower body part, the cloth water drum that has apopore, mud-removing bucket, sludge pipe etc., it is characterized in that, in the settling tank main body, be provided with multiple layer settlement plate along the vertical direction, every layer of settlement plate is round platform or the terrace with edge face that angle is arranged with horizontal plane, and promptly every layer of settlement plate is outer rim height, low inclined-plane, center.The present invention has introduced multiple layer settlement plate in sedimentation basin, increased the settling area in the unit volume, has improved the volume utilization of sedimentation basin; Settlement plate can prevent that the weak point that easily forms in the general radial-flow sedimentation tank from flowing; Without moving component, improved setting condition.Reduced floor space, reduced capital cost, operation and maintenance cost is low.
Description
Technical field
The present invention relates to advance to go out in week the formula radial-flow sedimentation tank in a kind of, particularly a kind of radical sedimentation basin with multiple layer settlement plate belongs to the agricultural engineering technology field.
Background technology
Advance to go out in week formula radial-flow sedimentation tank diameter usually at 20-30 rice in existing, even reach 100 meters, floor space is big, capital construction cost height; The mud-scraping mechanism that has motion, the periodic maintenance of mud-scraping mechanism palpus, and the motion of mud-scraping mechanism also influences the precipitation of particle; Mixed liquor enters in the pond with higher relatively flow velocity from center, pond water inlet pipe, drop on the sludge blanket gradually through the cloth water drum, flow to the pool wall direction along the middle part, settling zone, effluent trough is gone in the overflow of isolated primary water part again, and part refluxes to the center, pond from pool side in the above; The big mixed liquor of density then below from pool side to the pond center flow, formed the circulation of reverse flow.This circulation is unfavorable for precipitation, has limited the hydraulic load in pond.
In recent years begin to pay attention to the research of sedimentation basin abroad, the sedimentation basin operating condition has been carried out comprehensive optimization, can obtain bigger deposition efficiency with less pond appearance.This class sedimentation basin is compared with traditional radical sedimentation basin, aspect a lot of, optimizes, as: the shape and size of newel etc. are transformed and optimized, and energy dissipator is installed, can significantly reduce water can washing away and disturb sludge blanket; Adopt the spiral mud scraper plate of particular design, the mud conveying capacity can improve 300～500%, and reach higher mud underflow density with lower sludge blanket thickness, because mud layer descends, and the volume in mud-water separation district is increased greatly, has improved the precipitation ability, can when reducing sludge back flow quantity, keep higher returned sludge concentration, both save the energy consumption that mud refluxes, and can improve the excess sludge concentration of discharge again, helped the operation of follow-up sludge treating system.
Advancing to go out in week sedimentation basin in small-sized can be without spoil disposal mechanism, and in the bottom mud-removing bucket is set.Owing to there is not moving component, particle precipitates easily.Because inclination angle, mud-removing bucket bottom is at the 45-50 degree, so this method can not be used on the large-scale sedimentation basin.
Summary of the invention
The object of the present invention is to provide a kind of radical sedimentation basin of novel band multiple layer settlement plate, it utilizes the shallow layer precipitating theory, utilize multilayer significantly to dwindle and advance the radial dimension that goes out radial-flow sedimentation tank week in the tradition along the settlement plate of circumference, thereby without mud scraper, and utilize the mud-removing bucket spoil disposal, improve deposition condition, and reduce floor space, minimizing capital cost and operation and maintenance cost; Radially dividing plate mainly works to support settlement plate, can prevent that the water of zones of different from forming circulation simultaneously.
Comprise in order to reach the technical scheme that purpose of the present invention takes: the settling tank main body, be located at water leg, the clear water pipe on settling tank main body top, be located at the water inlet pipe of settling tank lower body part, the cloth water drum that has apopore, mud-removing bucket, sludge pipe etc., in the settling tank main body, be provided with multiple layer settlement plate along the vertical direction, every layer of settlement plate is round platform or the terrace with edge face that angle is arranged with horizontal plane, and promptly every layer of settlement plate is outer rim height, low inclined-plane, center; Described cloth water drum covers on the water inlet pipe, and this cloth water drum is equipped with apopore between the adjacent two layers settlement plate.
In the radical sedimentation basin of above-mentioned band multiple layer settlement plate, bottom settlement plate is arranged on settling tank main body inner bottom part, and the bottom of other each layer settlement plate all is provided with passive radially dividing plate.
In the radical sedimentation basin of above-mentioned band multiple layer settlement plate, described settlement plate is fixed on the inwall or the bottom of settling tank main body.Be fixed on the structure of the inwall of settling tank main body, mud scraper easy to use certainly when not using mud scraper, also can adopt this structure.
In the radical sedimentation basin of above-mentioned band multiple layer settlement plate, in order to build conveniently, every layer of settlement plate combined along circumference by the polylith platelet.
In the radical sedimentation basin of above-mentioned band multiple layer settlement plate, the angle of described settlement plate and horizontal plane is 45～75 degree.
In the radical sedimentation basin of above-mentioned band multiple layer settlement plate, having groove near on the settlement plate at described cloth water drum place, mud concentrates on and flows out settlement plate in this groove, and the apopore on the position of this groove and the cloth water drum staggers, between two apopores.
In the radical sedimentation basin of above-mentioned band multiple layer settlement plate, described cloth water drum covers on the described water inlet pipe, and the apopore of described cloth water drum top is provided with weather board.
In the radical sedimentation basin of above-mentioned band multiple layer settlement plate, the spacing of neighbouring two-layer settlement plate is 8～10 centimetres.
In the radical sedimentation basin of above-mentioned band multiple layer settlement plate, described radially dividing plate has polylith, and they radially are arranged on the bottom of settlement plate along the settling tank main body, and they are divided into the settling tank main body a plurality of fan-shaped.
In the radical sedimentation basin of above-mentioned band multiple layer settlement plate, described settlement plate and radially the material of dividing plate can be engineering plastics or steel plate; Described settling tank main body and mud-removing bucket can be brick mix structure or steel plate or engineering plastics.
In the radical sedimentation basin of above-mentioned band multiple layer settlement plate, described settlement plate is divided into three parts along generatrix direction, and every part is different with the angle of horizontal plane, and the part far away more from the cloth water drum is big more with the angle of horizontal plane.
In the radical sedimentation basin of above-mentioned band multiple layer settlement plate, the length of described weather board is 15～30 centimetres.
In the radical sedimentation basin of above-mentioned band multiple layer settlement plate, described apopore from the distance of the sedimentation face of settlement plate more than 5 centimetres.
In the radical sedimentation basin of above-mentioned band multiple layer settlement plate, the bottom interior surface of described mud-removing bucket is inclination angle 45～60 degree round platform surface or faceted pebbles.
The present invention has introduced multiple layer settlement plate in sedimentation basin, increased the settling area in the unit volume, has improved the volume utilization of sedimentation basin; Settlement plate can prevent that the weak point that easily forms in the general radial-flow sedimentation tank from flowing; Without moving component, improved setting condition.Reduced floor space, reduced capital cost, operation and maintenance cost is low.
Description of drawings
Fig. 1 is the structural principle schematic diagram of the radical sedimentation basin of band multiple layer settlement plate of the present invention;
Fig. 2 is a radially baffle arrangement schematic diagram of the present invention;
Fig. 3 is settlement plate of the present invention and radially the mutual alignment of dividing plate (being the A-A cutaway view of Fig. 2);
Fig. 4 is settlement plate of the present invention and the mounting structure schematic diagram of dividing plate (being the B-B partial sectional view of Fig. 3) radially;
Fig. 5 is the layout drawing of apopore mud drainage slot weather board of the present invention;
The structural representation of Fig. 6 during for band mud scraper of the present invention.
The specific embodiment
In Fig. 1: 1 is water leg, and 2 is the settling tank main body, and 3 is settlement plate, and 4 is the cloth water drum, and 5 is water inlet pipe, and 6 is the clear water pipe, and 7 is mud-removing bucket, and 8 is sludge pipe, and 9 is sewage induction pipe.
In Fig. 2: 10 are dividing plate radially.
In Fig. 4: 11 is connecting bolt.
In Fig. 5: 12 is weather board; 13 is mud-collecting slot; 14 is apopore.
In Fig. 6: 16 is mud scraper.
Settling tank main body 2 is regular polygon or circle; Settlement plate 3 is round platform (or terrace with edge) faces that become 45～75 degree angles with horizontal plane that circumferentially are made of one group of platelet, and is low outer high in this round platform (or terrace with edge) face; Near having groove on the sedimentation face at cloth water drum place, i.e. mud-collecting slot, particle concentrates on and flows out settlement plate in this mud-collecting slot, the apopore on the position of mud-collecting slot and the cloth water drum staggers, adjacent about 8～10 centimetres of two-layer settlement plate spacings; The cloth water drum covers on the water inlet pipe, the apopore of cloth water drum from the distance of the sedimentation face of settlement plate more than 5 centimetres, 15～30 centimetres of the weather board length of apopore top; Radially the quantity of dividing plate is desirable 4,6,12,36, and concrete quantity depends on the intensity and the weight of the diameter and the settlement plate in pond; The bottom interior surface of mud-removing bucket is conical surface or faceted pebble, its inclination angle 45～60 degree.
Settlement plate, radially dividing plate can be with engineering plastics or steel plate.Settling tank main body, mud-removing bucket can be used brick mix structure, steel plate or engineering plastics.Surface of steel plate will carry out antirust processing.
In Fig. 1, settling tank main body, water leg are built routinely.The inclination angle of bottom surface, pond is 45～60 degree.As shown in Figure 2, in the present embodiment, every layer of settlement plate is made up of six platelets, in actual production, can determine the quantity of platelet as required, and purpose is convenient the construction.As shown in Figure 1, settlement plate is made up of three sections round table surface along generatrix direction, the part far away more from the cloth water drum is big more with the angle of horizontal plane, in the present embodiment, for sediment is flowed down smoothly, the angle of two round table surface in bottom and horizontal plane is respectively 45,50 degree, and the top round table surface is made 70 degree, press formings in advance for the guiding clear water.Certainly, in actual production, settlement plate can be by forming along two parts of generatrix direction or other many parts round platform or terrace with edge face.
As shown in Figure 3, except that minimum one deck settlement plate, each layer settlement plate all uses radially membrane support on lower floor's settlement plate.In the present embodiment, every platelet is with two membrane support (see figure 2)s radially.Radially dividing plate 10 not only rises and supports usedly, and the pond body is divided into some fan-shaped, helps precipitation, and large-scale sedimentation basin is having wind weather current to understand the influence of wind-engaging, and radially dividing plate 10 can weaken this influence.
As shown in Figure 4, radially connect with bolt 11 between dividing plate and the settlement plate, the settlement plate of minimum one deck is fixed by bolts on the inner bottom surface of settling tank main body.
In Fig. 5, on cloth water drum 4, have apopore 14, the weather board 12 of 30 centimeter length has been installed in apopore 14 tops, and the settlement plate bottom has mud-collecting slot 13, and mud-collecting slot 13 is between two apopores of lower floor.The mud-collecting slot on upper strata is between two apopores of lower floor, and the water that can avoid flowing out disturbs sludge settling.
In Fig. 6, be chosen in the mud scraper that the pond inner bottom part drives, at this moment, multiple layer settlement plate is fixed on the madial wall in pond.Certainly, the also suitable situation of not using mud scraper of this structure.
The operation principle of this sedimentation basin: sewage enters in the pond from the bottom water inlet pipe, under the guiding of the hole on the cloth water drum, enter the multiple layer settlement plate group at weather board, particles settling is on settlement plate in the process of climbing on sedimentation face, clear water rises at the pool side place and enters water leg, particle is regularly discharged outside the pond along sliding in the mud-removing bucket under the sedimentation face.
The present invention utilizes the shallow layer precipitating principle, advances the radial dimension that goes out sedimentation basin week in dwindling, thereby without mud-scraping mechanism, significant.Be exactly under the situation of using mud scraper, also can utilize multiple layer settlement plate, improve the disposal ability of sedimentation basin significantly, present technique also can be used for transforming existing settling tank.
Above embodiment is only unrestricted in order to technical scheme of the present invention to be described, although the present invention is had been described in detail with reference to preferred embodiment, those of ordinary skill in the art is to be understood that, can make amendment or be equal to replacement technical scheme of the present invention, and not breaking away from the spirit and scope of technical solution of the present invention, it all should be encompassed in the middle of the claim scope of the present invention.
Claims (10)
1, a kind of radical sedimentation basin with multiple layer settlement plate, comprise the settling tank main body, be located at water leg, the clear water pipe on settling tank main body top, be located at water inlet pipe, cloth water drum, mud-removing bucket, the sludge pipe of settling tank lower body part, it is characterized in that, be provided with multiple layer settlement plate in the settling tank main body along the vertical direction, every layer of settlement plate is round platform or the terrace with edge face that angle is arranged with horizontal plane, and promptly every layer of settlement plate is outer rim height, low inclined-plane, center; Described cloth water drum covers on the water inlet pipe, and this cloth water drum is equipped with apopore between the adjacent two layers settlement plate.
2, the radical sedimentation basin of band multiple layer settlement plate according to claim 1 is characterized in that, bottom settlement plate is arranged on settling tank main body inner bottom part, and the bottom of other each layer settlement plate all is provided with passive radially dividing plate.
3, the radical sedimentation basin of band multiple layer settlement plate according to claim 1 is characterized in that, described settlement plate is fixed on the inwall of settling tank main body or is installed in the bottom of settling tank main body.
According to the radical sedimentation basin of claim 1 or 2 or 3 described band multiple layer settlement plates, it is characterized in that 4, every layer of settlement plate combined along circumference by the polylith platelet.
According to the radical sedimentation basin of claim 1 or 2 or 3 described band multiple layer settlement plates, it is characterized in that 5, the angle of described settlement plate and horizontal plane is 45～75 degree.
6, according to the radical sedimentation basin of claim 1 or 2 or 3 described band multiple layer settlement plates, it is characterized in that, having groove near on the settlement plate at described cloth water drum place, the apopore on the position of this groove and the cloth water drum staggers, between adjacent two apopores.
According to the radical sedimentation basin of claim 1 or 2 or 3 described band multiple layer settlement plates, it is characterized in that 7, described cloth water drum covers on the described water inlet pipe, the apopore of described cloth water drum top is provided with weather board.
According to the radical sedimentation basin of claim 1 or 2 or 3 described band multiple layer settlement plates, it is characterized in that 8, the spacing of neighbouring two-layer settlement plate is 8～10 centimetres.
9, the radical sedimentation basin of band multiple layer settlement plate according to claim 2 is characterized in that, described radially dividing plate has polylith, and they radially are arranged on the bottom of settlement plate along the settling tank main body, and they are divided into the settling tank main body a plurality of fan-shaped.
10, according to the radical sedimentation basin of claim 1 or 2 or 3 described band multiple layer settlement plates, it is characterized in that, described settlement plate and radially the material of dividing plate can be engineering plastics or steel plate; Described settling tank main body and mud-removing bucket can be brick mix structure or steel plate or engineering plastics.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB200710179214XA CN100571837C (en) | 2007-12-11 | 2007-12-11 | A kind of radical sedimentation basin with multiple layer settlement plate |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB200710179214XA CN100571837C (en) | 2007-12-11 | 2007-12-11 | A kind of radical sedimentation basin with multiple layer settlement plate |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN101254363A CN101254363A (en) | 2008-09-03 |
| CN100571837C true CN100571837C (en) | 2009-12-23 |
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| Application Number | Title | Priority Date | Filing Date |
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| CNB200710179214XA Expired - Fee Related CN100571837C (en) | 2007-12-11 | 2007-12-11 | A kind of radical sedimentation basin with multiple layer settlement plate |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2012167486A1 (en) * | 2011-06-07 | 2012-12-13 | 珠海九通水务有限公司 | Sedimentation tank provided with horizontal pipe sediment separation device |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| PL2675541T3 (en) | 2011-02-17 | 2023-07-17 | Flamco B.V. | Improved removal device for micro-bubbles and dirt particles |
| CN106075967A (en) * | 2016-07-14 | 2016-11-09 | 江苏省冶金设计院有限公司 | A kind of high-effective multilayer radical sedimentation basin |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2414822Y (en) * | 1999-12-29 | 2001-01-17 | 刘澄清 | Settler |
| CN2492282Y (en) * | 2001-08-02 | 2002-05-22 | 临沧轻工机械公司 | High-efficiency overflow-type continuous precipitator |
| CN201143395Y (en) * | 2007-12-14 | 2008-11-05 | 中国农业大学 | Clarifying basin |
-
2007
- 2007-12-11 CN CNB200710179214XA patent/CN100571837C/en not_active Expired - Fee Related
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2414822Y (en) * | 1999-12-29 | 2001-01-17 | 刘澄清 | Settler |
| CN2492282Y (en) * | 2001-08-02 | 2002-05-22 | 临沧轻工机械公司 | High-efficiency overflow-type continuous precipitator |
| CN201143395Y (en) * | 2007-12-14 | 2008-11-05 | 中国农业大学 | Clarifying basin |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2012167486A1 (en) * | 2011-06-07 | 2012-12-13 | 珠海九通水务有限公司 | Sedimentation tank provided with horizontal pipe sediment separation device |
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| CN101254363A (en) | 2008-09-03 |
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